Base | Representation |
---|---|
bin | 1001100100001… |
… | …0010111101101 |
3 | 2210111012012021 |
4 | 2121002113231 |
5 | 40232231431 |
6 | 3551510141 |
7 | 664665226 |
oct | 231022755 |
9 | 83435167 |
10 | 40117741 |
11 | 20711064 |
12 | 11528351 |
13 | 8408311 |
14 | 548424d |
15 | 37c6b11 |
hex | 26425ed |
40117741 has 2 divisors, whose sum is σ = 40117742. Its totient is φ = 40117740.
The previous prime is 40117709. The next prime is 40117783. The reversal of 40117741 is 14771104.
It is a happy number.
40117741 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 40068900 + 48841 = 6330^2 + 221^2 .
It is a cyclic number.
It is not a de Polignac number, because 40117741 - 25 = 40117709 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (40117541) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20058870 + 20058871.
It is an arithmetic number, because the mean of its divisors is an integer number (20058871).
Almost surely, 240117741 is an apocalyptic number.
It is an amenable number.
40117741 is a deficient number, since it is larger than the sum of its proper divisors (1).
40117741 is an equidigital number, since it uses as much as digits as its factorization.
40117741 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 784, while the sum is 25.
The square root of 40117741 is about 6333.8567239874. The cubic root of 40117741 is about 342.3304177623.
Adding to 40117741 its reverse (14771104), we get a palindrome (54888845).
The spelling of 40117741 in words is "forty million, one hundred seventeen thousand, seven hundred forty-one".
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